Couple of funny stories (well, I think they're funny) about this movie. When I was in college they showed this movie in one of the big lecture halls. We left at about ten o'clock at night and it was foggy as anything and people were making zombie noises in the dark.
They showed this movie on a local TV station and censored it pretty drastically cutting, among other things, the scene where the kid slices up mommy with the gardening trowel. Well, on some guys last day of work, he splices that scene into the middle of the medical movie they were showing the next day. You hear, "Nurse, scalpel." and the next thing you know......